The Platycerus (Coleoptera, Lucanidae) of California, with the recognition of Platycerus cribripennis Van Dyke as a valid species Author Paulsen, M. J. University of Nebraska State Museum, United States & Dept. of Invertebrate Zoology, Santa Barbara Museum of Natural History, United States Author Caterino, Michael Clemson University, Clemson, United States of America text ZooKeys 2009 2009-04-28 8 8 89 94 journal article 10.3897/zookeys.8.118 01ab8b99-abde-4575-8de6-fc286c3247b6 1313–2970 576445 Key to the Platycerus species of California 1 Elytra entirely, irregularly punctate (discal rows of punctures indistinct), surface between punctures raised ( Fig. 3 ).................. P. cribripennis Van Dyke – Elytra serially punctate, discal rows of punctures distinct, surface between punctures not raised.................................................................................... 2 2 Elytra generally with blue or green reflections, males with basal antennomere of club much shorter than distal antennomeres ( Fig. 5 ) ................................ ............................................................................. P. oregonensis Westwood – Elytra dark piceous in color without blue/green reflections, males with basal antennomere of club nearly as long as distal antennomeres ( Fig. 4 )............... ..................................................................................... P. marginalis Casey